61271280

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{12157}}^1$

素因数の和:12183

約数の個数: 120

約数和(自身を含む): 235184352

約数和(自身を除く): 173913072

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 12157, 24314, 36471, 48628, 60785, 72942, 85099, 97256, 109413, 121570, 145884, 170198, 182355, 194512, 218826, 243140, 255297, 291768, 340396, 364710, 425495, 437652, 486280, 510594, 547065, 583536, 680792, 729420, 765891, 850990, 875304, 972560, 1021188, 1094130, 1276485, 1361584, 1458840, 1531782, 1701980, 1750608, 2042376, 2188260, 2552970, 2917680, 3063564, 3403960, 3829455, 4084752, 4376520, 5105940, 6127128, 6807920, 7658910, 8753040, 10211880, 12254256, 15317820, 20423760, 30635640, 61271280]

約数ペア:

[(1, 61271280), (2, 30635640), (3, 20423760), (4, 15317820), (5, 12254256), (6, 10211880), (7, 8753040), (8, 7658910), (9, 6807920), (10, 6127128), (12, 5105940), (14, 4376520), (15, 4084752), (16, 3829455), (18, 3403960), (20, 3063564), (21, 2917680), (24, 2552970), (28, 2188260), (30, 2042376), (35, 1750608), (36, 1701980), (40, 1531782), (42, 1458840), (45, 1361584), (48, 1276485), (56, 1094130), (60, 1021188), (63, 972560), (70, 875304), (72, 850990), (80, 765891), (84, 729420), (90, 680792), (105, 583536), (112, 547065), (120, 510594), (126, 486280), (140, 437652), (144, 425495), (168, 364710), (180, 340396), (210, 291768), (240, 255297), (252, 243140), (280, 218826), (315, 194512), (336, 182355), (360, 170198), (420, 145884), (504, 121570), (560, 109413), (630, 97256), (720, 85099), (840, 72942), (1008, 60785), (1260, 48628), (1680, 36471), (2520, 24314), (5040, 12157)]